CN109016559A - One kind being used for the molding method of the U-shaped beam of composite material - Google Patents
One kind being used for the molding method of the U-shaped beam of composite material Download PDFInfo
- Publication number
- CN109016559A CN109016559A CN201810734017.8A CN201810734017A CN109016559A CN 109016559 A CN109016559 A CN 109016559A CN 201810734017 A CN201810734017 A CN 201810734017A CN 109016559 A CN109016559 A CN 109016559A
- Authority
- CN
- China
- Prior art keywords
- shaped beam
- reinforced plastic
- pressing plate
- shaped
- aluminium sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
- B29C70/342—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation using isostatic pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
- B29C70/545—Perforating, cutting or machining during or after moulding
Abstract
One kind being used for the molding method of the U-shaped beam of composite material, the successively paving compound glass cloth prepreg in the equal pressing plate molding die of U-shaped beam, it is then sequentially placed the sealing element for being sealed on glass cloth prepreg surface and is placed on curing molding in autoclave and obtain U-shaped fibreglass reinforced plastic cover, U-shaped fibreglass reinforced plastic cover is uniformly being processed into two pieces of reinforced plastic plates, the aluminium sheet of cutting carried out with two pieces of reinforced plastic plates respectively using pressure sensitive adhesive tape be bonded to get glass reinforced plastic-equal pressing plate of aluminium sheet combined type；Glass reinforced plastic-equal platen cover of aluminium sheet combined type not only finally be can guarantee into the surface quality of U-shaped beam on U-shaped beam surface, and can prevent glass reinforced plastic-equal pressing plate of aluminium sheet combined type and U-shaped beam from generating interference and cause defect, and long service life.
Description
Technical field
The present invention relates to technical field of composite material manufacturing, more particularly to one kind to be used for the molding side of the U-shaped beam of composite material
Method.
Background technique
Equal pressing plate is that one kind makes the uniform auxiliary tool of composite product surface compression in composite material shaping process,
Equal pressing plate can be certain simple material, be also possible to the combination of different materials；Common equal laminate material have metal aluminum sheet,
Glass fiber laminate, silicon rubber etc., main function is to make temperature and pressure transmitting in the curing process uniformly, multiple to guarantee
The Forming Quality of condensation material product.
Traditional equal laminate material selects metallic aluminium, and the processing is simple, and cost is relatively low, but metallic aluminium is easy in use
Deformation easily generates defect with part mismate.The equal pressing plate of silicon rubber more popular at present can any figuration, can form
The composite product of complicated shape, but the insufficient rigidity of silicon rubber, it is difficult to meet the molding matter of the angular region composite material U-shaped beam R
Amount, and since problem of aging causes access times limited.
Summary of the invention
Technical problem solved by the invention is to provide one kind for the molding method of the U-shaped beam of composite material, to solve
Disadvantage in above-mentioned background technique.
Technical problem solved by the invention is realized using following technical scheme:
One kind being used for the molding method of the U-shaped beam of composite material, the specific steps are as follows:
1) the successively paving compound glass cloth prepreg in the equal pressing plate molding die of U-shaped beam；
2) it then is sequentially placed the sealing element for being sealed on glass cloth prepreg surface, while on glass cloth prepreg side
Thermocouple is placed at edge；
3) after being placed to step 2, the equal pressing plate molding die of the U-shaped beam for being equipped with glass cloth prepreg is sealed, then is installed fast
It unloads and connects nozzle；
4) vacuum adapter that the quick-release on the equal pressing plate molding die of U-shaped beam connects nozzle and autoclave is connected, and thermocouple is connected
On autoclave, carries out heating cure and obtain U-shaped fibreglass reinforced plastic cover；
5) U-shaped fibreglass reinforced plastic cover is then uniformly processed into two blocks of glass by the U-shaped fibreglass reinforced plastic cover molding that will be obtained in step 4)
Steel board, and part web region is sheared, it polishes smooth；
6) aluminium sheet is cut according to the size of shaping mould web surface；
7) aluminium sheet cut in step 6) is carried out with two pieces of reinforced plastic plates respectively using pressure sensitive adhesive tape be bonded to get glass
Steel-equal the pressing plate of aluminium sheet combined type；
8) by glass reinforced plastic-equal platen cover of aluminium sheet combined type on U-shaped beam surface, to guarantee the Forming Quality of U-shaped beam.
In the present invention, in step 1), 11 layers of glass cloth prepreg are successively affixed in the U-shaped equal pressing plate molding die of beam.
In the present invention, in step 2, the sealing element that glass cloth prepreg surface is sequentially placed for being sealed includes
Tetrafluoroethene cloth has hole isolation film, airfelt, vacuum bag film.
In the present invention, in step 3), the equal pressing plate molding die of U-shaped beam that glass cloth prepreg will be equipped with using putty item
Sealing.
In the present invention, in step 4), the quick-release on the equal pressing plate molding die of U-shaped beam is connect by nozzle and heat by vacuum line
Press the vacuum adapter connection of tank.
In the present invention, in step 5), it is L shape that U-shaped fibreglass reinforced plastic cover, which is uniformly processed into plate,.
In the present invention, in step 6), the aluminium plate thickness of cutting is 1mm.
In the present invention, the glass reinforced plastic-equal pressing plate of aluminium sheet combined type prepared by this method, including symmetrically it is bonded in aluminium sheet
On two pieces of L-type reinforced plastic plates.
The utility model has the advantages that glass reinforced plastic prepared by the present invention-equal pressing plate of aluminium sheet combined type, including be symmetrically bonded on aluminium sheet two
Block L-type reinforced plastic plate, for glass reinforced plastic-equal platen cover of aluminium sheet combined type on U-shaped beam surface, U-shaped beam is placed in the equal pressing plate molding of U-shaped beam
On mold, the surface quality of U-shaped beam not only can guarantee, and it is dry to prevent glass reinforced plastic-equal pressing plate of aluminium sheet combined type and U-shaped beam from generating
It relates to and causes defect, and long service life.
Detailed description of the invention
Fig. 1 is that glass reinforced plastic-equal platen cover of aluminium sheet combined type in presently preferred embodiments of the present invention is illustrated on U-shaped beam surface
Figure.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
One kind being used for the molding method of the U-shaped beam of composite material, the specific steps are as follows:
1) successively 11 layers of glass cloth prepreg of paving in the equal pressing plate molding die of U-shaped beam；
2) tetrafluoroethene cloth then is sequentially placed on glass cloth prepreg surface, has hole isolation film, airfelt, vacuum bag film, together
When in glass cloth prepreg edge be placed with thermocouple；
3) using putty item that the equal pressing plate molding die of U-shaped beam for being equipped with glass cloth prepreg is close after being placed to step 2
Envelope, then quick-release is installed and connects nozzle；
4) vacuum adapter that the quick-release on the equal pressing plate molding die of U-shaped beam connects nozzle and autoclave is connected by vacuum line, and
Thermocouple is connected on autoclave, heating cure is carried out and obtains U-shaped fibreglass reinforced plastic cover；
5) U-shaped fibreglass reinforced plastic cover is then uniformly processed into two pieces of L-types by the U-shaped fibreglass reinforced plastic cover molding that will be obtained in step 4)
Reinforced plastic plate, and part web region is sheared, it polishes smooth；
6) aluminium sheet of thickness 1mm is cut according to the size of shaping mould web surface；
7) aluminium sheet cut in step 6) is carried out with two pieces of L-type reinforced plastic plates respectively using pressure sensitive adhesive tape be bonded to get glass
Glass steel-equal the pressing plate of aluminium sheet combined type；
8) by glass reinforced plastic-equal platen cover of aluminium sheet combined type on U-shaped beam surface, to guarantee the Forming Quality of U-shaped beam.
As shown in Figure 1, glass reinforced plastic-equal the pressing plate of aluminium sheet combined type prepared by this method, including symmetrically it is bonded in aluminium sheet 1
On two pieces of L-type reinforced plastic plates 2, glass reinforced plastic-equal platen cover of aluminium sheet combined type is placed in U-shaped beam in U-shaped 3 surface of beam, U-shaped beam 3
On equal pressing plate molding die 4, not only can guarantee the surface quality of U-shaped beam, but can prevent glass reinforced plastic-equal pressing plate of aluminium sheet combined type with
U-shaped beam generates interference and causes defect, and long service life.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. one kind is used for the molding method of the U-shaped beam of composite material, which is characterized in that specific step is as follows:
1) the successively paving compound glass cloth prepreg in the equal pressing plate molding die of U-shaped beam；
2) it then is sequentially placed the sealing element for being sealed on glass cloth prepreg surface, while on glass cloth prepreg side
Thermocouple is placed at edge；
3) after being placed to step 2, the equal pressing plate molding die of the U-shaped beam for being equipped with glass cloth prepreg is sealed, then is installed fast
It unloads and connects nozzle；
4) vacuum adapter that the quick-release on the equal pressing plate molding die of U-shaped beam connects nozzle and autoclave is connected, and thermocouple is connected
On autoclave, carries out heating cure and obtain U-shaped fibreglass reinforced plastic cover；
5) U-shaped fibreglass reinforced plastic cover is then uniformly processed into two blocks of glass by the U-shaped fibreglass reinforced plastic cover molding that will be obtained in step 4)
Steel board, and part web region is sheared, it polishes smooth；
6) aluminium sheet is cut according to the size of shaping mould web surface；
7) aluminium sheet cut in step 6) is carried out with two pieces of reinforced plastic plates respectively using pressure sensitive adhesive tape be bonded to get glass
Steel-equal the pressing plate of aluminium sheet combined type；
8) by glass reinforced plastic-equal platen cover of aluminium sheet combined type on U-shaped beam surface, to guarantee the Forming Quality of U-shaped beam.
2. according to claim 1 a kind of for the molding method of the U-shaped beam of composite material, which is characterized in that step 1)
In, 11 layers of glass cloth prepreg are successively affixed in the U-shaped equal pressing plate molding die of beam.
3. according to claim 1 a kind of for the molding method of the U-shaped beam of composite material, which is characterized in that in step 2,
Glass cloth prepreg surface be sequentially placed the sealing element for being sealed include tetrafluoroethene cloth, have hole isolation film, airfelt,
Vacuum bag film.
4. according to claim 1 a kind of for the molding method of the U-shaped beam of composite material, which is characterized in that in step 3),
The equal pressing plate molding die of the U-shaped beam for being equipped with glass cloth prepreg is sealed using putty item.
5. according to claim 1 a kind of for the molding method of the U-shaped beam of composite material, which is characterized in that in step 4),
The vacuum adapter that the quick-release on the equal pressing plate molding die of U-shaped beam connects nozzle and autoclave is connected by vacuum line.
6. according to claim 1 a kind of for the molding method of the U-shaped beam of composite material, which is characterized in that in step 5),
It is L shape that U-shaped fibreglass reinforced plastic cover, which is uniformly processed into plate,.
7. according to claim 1 a kind of for the molding method of the U-shaped beam of composite material, which is characterized in that in step 6),
The aluminium plate thickness of cutting is 1mm.
8. described in any item a kind of for the molding method of the U-shaped beam of composite material according to claim 1~7, which is characterized in that
The glass reinforced plastic of the preparation-equal pressing plate of aluminium sheet combined type, including two pieces of L-type reinforced plastic plates being symmetrically bonded on aluminium sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810734017.8A CN109016559A (en) | 2018-07-06 | 2018-07-06 | One kind being used for the molding method of the U-shaped beam of composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810734017.8A CN109016559A (en) | 2018-07-06 | 2018-07-06 | One kind being used for the molding method of the U-shaped beam of composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109016559A true CN109016559A (en) | 2018-12-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810734017.8A Pending CN109016559A (en) | 2018-07-06 | 2018-07-06 | One kind being used for the molding method of the U-shaped beam of composite material |
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| CN (1) | CN109016559A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103160A (en) * | 2021-11-03 | 2022-03-01 | 哈尔滨飞机工业集团有限责任公司 | Forming process method for preventing instability of honeycomb chamfer of composite material sandwich part |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886903A (en) * | 2012-09-13 | 2013-01-23 | 沈阳飞机工业（集团）有限公司 | Forming tool of long-beam composite material part and forming method of long-beam composite material part |
| CN104015378A (en) * | 2014-06-12 | 2014-09-03 | 沈阳飞机工业（集团）有限公司 | Manufacture method of combined pressure-equalizing cover board suitable for molding C-shaped composite material parts |
| CN104494166A (en) * | 2014-12-02 | 2015-04-08 | 航天海鹰(镇江)特种材料有限公司 | Air bag forming method of composite material part with T-shaped reinforced web structure |
-
2018
- 2018-07-06 CN CN201810734017.8A patent/CN109016559A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886903A (en) * | 2012-09-13 | 2013-01-23 | 沈阳飞机工业（集团）有限公司 | Forming tool of long-beam composite material part and forming method of long-beam composite material part |
| CN104015378A (en) * | 2014-06-12 | 2014-09-03 | 沈阳飞机工业（集团）有限公司 | Manufacture method of combined pressure-equalizing cover board suitable for molding C-shaped composite material parts |
| CN104494166A (en) * | 2014-12-02 | 2015-04-08 | 航天海鹰(镇江)特种材料有限公司 | Air bag forming method of composite material part with T-shaped reinforced web structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103160A (en) * | 2021-11-03 | 2022-03-01 | 哈尔滨飞机工业集团有限责任公司 | Forming process method for preventing instability of honeycomb chamfer of composite material sandwich part |
| CN114103160B (en) * | 2021-11-03 | 2023-09-05 | 哈尔滨飞机工业集团有限责任公司 | Forming process method for preventing honeycomb chamfer instability of composite material interlayer part |
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| PB01 | Publication | ||
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Application publication date: 20181218 |